MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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The most complete online medical dictionary: 16,436 terms covering anatomy, physiology, pathologies, diagnostic exams, pharmacology and every clinical specialty.
Designed for 3 kinds of users:
- Patients and family who want to understand a diagnosis, a medical report or instructions from a doctor.
- Students of medicine, nursing, physiotherapy and the health professions, dealing with technical terminology.
- Doctors, pharmacists and healthcare workers who need a quick and reliable reference.
Definitions are written in clear, accessible language while keeping the rigor required for professional use. Each term has a dedicated URL, instant autocomplete search, and can be shared on WhatsApp, Facebook, X and via email with one click.
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Disclaimer: the content is for informational and educational purposes only and does not replace medical advice. If you have doubts about your health, always consult a qualified professional. In case of emergency call your local emergency number (911 in the US, 112 in the EU).
Bone mass density
A measure of bone density. Loss of bone mass is due to osteopenia or, if more severe, to osteoporosis
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Show more- Tyrosinemia type I A metabolic genetic disease characterized by abnormally high levels of amino acid tyrosine in blood…
- Nerve conduction velocity test Nerve conduction velocity test> An electrical test used to detect nerve conditions. In the nerve conduction…
- Allergic vasculitis Vasculitis: A disease (also more commonly called the Churg-Straus syndrome) characterized by inflammation of…
- Walleyed 1. Having exotropia -- divergent strabismus -- in which the eyes turn outward away from the nose. The…
- Landry's ascending paralysis A particularly virulent form of Guillain-Barre syndrome. The disorder often begins with a flu-like illness…
- Hemidiaphragm, elevated See: Elevated hemidiaphragm
- Event A set of outcomes. Cardiovascular events might include a heart attack and gastrointestinal events a GI bleed…
- Telogen effluvium >The growing, or anagen, stage is the predominant phase (80% to 90% of a person's hair is usually in the…
- Joint, TM The joint that hinges the lower jaw (mandible) to the skull
- Dysplastic nevus An atypical mole whose appearance is different from that of a common ordinary mole. Dysplastic nevi tend to…
- Sebum An oily secretion of the sebaceous gland which helps to preserve the flexibility of the hair
- Cystinosis A genetic disease characterized by the widespread deposition of the amino acid cystine in cells due to a…